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Going to replace oil pan gasket - do rod bearings too?

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Old Jul 10, 2025 | 01:20 AM
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Default Going to replace oil pan gasket - do rod bearings too?

I have a slight oil leak from the rear of the pan gasket. I replaced it about 50K miles ago, so about due for a replacement anyway. Was wondering what it looks like to replace the rod bearings "while I'm in there". Good idea? Bad idea? They don't have signs of needing replacement that I'm aware of, but we're at about 215K miles on the original ones too so ¯\_(ツ)_/¯
 
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Old Jul 10, 2025 | 08:20 AM
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I did mine when I had the pan off, but at about 130k miles. They were in decent condition, but were cheap and it was relatively easy to do.
 
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Old Jul 10, 2025 | 08:52 AM
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Originally Posted by mollusc
I did mine when I had the pan off, but at about 130k miles. They were in decent condition, but were cheap and it was relatively easy to do.
Any tips or things that made the job easier? Not the pan, the bearings.
 
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Old Jul 10, 2025 | 12:05 PM
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Maybe it’s a good idea but I personally wouldn’t touch them if they show no signs of a problem. I doubt that the rod bearings will be the first item to go when the engine is ready for a rebuild (I doubt that new rod bearings will make your engine last longer).
(My $.02)
 
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Old Jul 10, 2025 | 05:32 PM
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agreed would not replace them at this time
 
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Old Jul 10, 2025 | 06:25 PM
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If oil pressure is good don't touch them. I had 267 on a truck with excellent oil pressure, I gave had a lot of engines apart and most show almost no wear on the rod bearings.
 
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Old Jul 10, 2025 | 06:36 PM
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Originally Posted by Extinct
If oil pressure is good don't touch them. I had 267 on a truck with excellent oil pressure, I gave had a lot of engines apart and most show almost no wear on the rod bearings.
Noted. Yeah oil pressure is excellent, I’ll just leave them then. Thanks all!
 
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Old Jul 10, 2025 | 07:46 PM
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"If it ain't broke don't fix it it."
 
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Old Jul 11, 2025 | 06:10 PM
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Maybe examine a couple while you are in there. Easy to examine, no cost. Both my trucks were down to the copper, especially the top bearings (since they receive the combustion force).

I feel good about replacing them. If badly worn, maybe check the crank bearings too.
 
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Old Jul 11, 2025 | 06:24 PM
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Originally Posted by Brandon318
Noted. Yeah oil pressure is excellent, I’ll just leave them then. Thanks all!
Originally Posted by Extinct
If oil pressure is good don't touch them. I had 267 on a truck with excellent oil pressure, I gave had a lot of engines apart and most show almost no wear on the rod bearings.
What do you guys use for oil pressure monitoring?
 
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